140423130626 has 8 divisors (see below), whose sum is σ = 212720188284. Its totient is φ = 69516401200.

The previous prime is 140423130583. The next prime is 140423130641. The reversal of 140423130626 is 626031324041.

It can be written as a sum of positive squares in 2 ways, for example, as 90917325625 + 49505805001 = 301525^2 + 222499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×140423130626² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140423130592 and 140423130601.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347581805 + ... + 347582208.

Almost surely, 2^140423130626 is an apocalyptic number.

140423130626 is a deficient number, since it is larger than the sum of its proper divisors (72297057658).

140423130626 is a wasteful number, since it uses less digits than its factorization.

140423130626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695164116.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 140423130626 its reverse (626031324041), we get a palindrome (766454454667).

The spelling of 140423130626 in words is "one hundred forty billion, four hundred twenty-three million, one hundred thirty thousand, six hundred twenty-six".